Home / 1,324,184.82-1,986,267.66-876,907.79

Finding the Fourth Proportional to 1,324,184.82, 1,986,267.66 and 876,907.79

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Solution

The fourth proportional to 1,324,184.82, 1,986,267.66 and 876,907.79 is: 1,315,355.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,184.82 : 1,986,267.66 = 876,907.79 : x
  2. Step 2: Convert to fraction form
    1,324,184.82/1,986,267.66 = 876,907.79/x
  3. Step 3: Cross multiply
    1,324,184.82x = 1,986,267.66 × 876,907.79
  4. Step 4: Simplify right side
    1,324,184.82x = 1,741,773,574,147.73
  5. Step 5: Solve for x
    x = 1,741,773,574,147.73/1,324,184.82
  6. Step 6: Final answer
    x = 1,315,355.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.